BTL, or biomass-to-liquid,is a multi-step process which converts biomass[2] into liquid biofuels[3]. BTL is also referred to as second generation biodiesel[4] production. There are many different methods of BTL, but many processes include Fischer-Tropsch, hydrogenation or pyrolysis.
Source URL (modified on 10/08/2014): https://testing.pei.org/wiki/btl